Malabsorptive states after gastrointestinal surgery.
D005743:Gastrectomy / Q000009:adverse effects; D005767:Gastrointestinal Diseases / Q000601:surgery*; D006801:Humans; D007081:Ileostomy / Q000009:adverse effects; D007408:Intestinal Absorption; D007412:Intestinal Fistula / Q000150:complications; D008286:Malabsorption Syndromes / Q000209:etiology*; D010180:Pancreatectomy / Q000009:adverse effects; D011183:Postoperative Complications; D014628:Vagotomy / Q000009:adverse effects; D014806:Vitamin B 12 Deficiency / Q000209:etiology